Player Page

De Klerk, AJ (Abraham Jacobus)
Dob: 2008/05/17 (U18)
Gender: Male
Chess SA id: 108078407
FIDE id:
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2020/03/14 (1525 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1140.8
Curent Weighted rating1140.8
Curent Weighted performance524.3
Current official/published rating (highest between Raw, WR and WP)1140.8
Current floor (min rating allowed)707.7
Current highest rating achieved1207.7
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±180.4
Current Raw change used (final)0.0
Projected new Raw rating1140.8
Projected new Weighed rating1140.8
Projected new Weighted performance524.3
Projected new official/published rating (highest between new Raw, new WR and new WP)1140.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1207.7
Projected new floor707.7
Projected new K-facor36
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating1125.9
Curent Weighted rating1125.9
Curent Weighted performance518.5
Current official/published rating (highest between Raw, WR and WP)1125.9
Current floor (min rating allowed)692.3
Current highest rating achieved1192.3
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±184.3
Current Raw change used (final)0.0
Projected new Raw rating1125.9
Projected new Weighed rating1125.9
Projected new Weighted performance518.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1125.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1192.3
Projected new floor692.3
Projected new K-facor40
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating719.4
Curent Weighted rating719.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)719.4
Current floor (min rating allowed)500.0
Current highest rating achieved719.4
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±328.8
Current Raw change used (final)0.0
Projected new Raw rating719.4
Projected new Weighed rating719.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)719.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating719.4
Projected new floor500.0
Projected new K-facor40
Raw rating=Current rating, Weighted rating (WR)Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Curent Raw rating719.4
Curent Weighted rating719.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)719.4
Current floor (min rating allowed)500.0
Current highest rating achieved719.4
Current K-factor40
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±328.8
Current Raw change used (final)0.0
Projected new Raw rating719.4
Projected new Weighed rating719.4
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)719.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating719.4
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
21 Hoerskool Brits Toernooi 2020 (U14) 2020/03/14 2020/03/14 Bojanala Platina (NBR) Standard 60 0.83 5 4 2.0 1141.1 1125.1 Analysis
20 Laerskool Proteapark 2020 (B) 2020/02/29 2020/02/29 Bojanala Platina (NBR) Standard 60 0.83 5 4 1.0 1148.6 1135.1 Analysis
19 2019 South African Junior Team Championships (U12B) 2020/01/04 2020/01/08 4 Knights (4K) Standard 120 1.00 7 6 1.0 1199.0 1190.3 Analysis
18 Inter Region 2019 (U12 Open) 2019/10/19 2019/10/19 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1143.1 1114.3 Analysis
17 Lebone II 2019 (U12) 2019/09/14 2019/09/14 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1152.1 1121.1 Analysis
16 Laerskool Brits 2019 (U12) 2019/08/31 2019/08/31 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 1207.7 1192.3 Analysis
15 Laerskool Rustenburg 2019 (U12) 2019/08/17 2019/08/17 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1207.7 1192.3 Analysis
14 Grenville 2019 (U12) 2019/06/08 2019/06/08 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1046.2 1039.9 Analysis
13 2019 RMS Laerskole (U11) 2019/06/01 2019/06/01 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1046.2 1039.9 Analysis
12 Inter Regional Chess Championship 2019 (U12) 2019/05/10 2019/05/11 Mangaung (FMB) Standard 60 0.83 5 5 3.0 996.3 985.7 Analysis
11 Hoerskool Rustenburg Skaak 2019 (U12) 2019/04/13 2019/04/13 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 847.4 839.7 Analysis
10 Laerskool Olienpark 2019 (U12) 2019/04/06 2019/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 847.4 839.7 Analysis
9 Hoerskool Brits Tournament 2019 (U12) 2019/02/09 2019/02/09 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 774.0 766.0 Analysis
8 South African Junior Team Championships 2018 (U12C) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 3.0 700.4 690.4 Analysis
7 Bojanala Regionals 2018 (U12) 2018/09/15 2018/09/15 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.0 711.0 706.8 Analysis
6 Laerskool Brits Tournament 2018 (U12) 2018/08/04 2018/08/04 Bojanala Platina (NBR) Standard 60 0.83 5 5 1.0 747.2 750.4 Analysis
5 Laerskool Proteapark Chess 2018 (D) 2018/05/19 2018/05/19 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 689.9 700.2 Analysis
4 Laerskool Olienpark 2018 (U12) 2018/04/21 2018/04/21 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 664.3 670.2 Analysis
3 Hoerskool Brits 2018 (U12) 2018/03/17 2018/03/17 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 631.1 627.0 Analysis
2 Laerskool Vastrap 2018 (U12) 2018/02/03 2018/02/03 Bojanala Platina (NBR) Standard 60 0.83 5 5 2.0 651.0 651.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Standard All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 108 52 0 56 52.0 48.1 -15.7 978.5 962.8
White 52 25 0 27 25.0 48.1 -16.3 966.4 950.0
Black 56 27 0 29 27.0 48.2 -15.2 989.8 974.6
Standard All 108 52 0 56 52.0 48.1 -15.7 978.5 962.8
White 52 25 0 27 25.0 48.1 -16.3 966.4 950.0
Black 56 27 0 29 27.0 48.2 -15.2 989.8 974.6
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 108069885 Difotso, LR (Lebogang) 5 1.0 1 0 4 20.0 1018.8 -255.0 763.8 View list
2 109088239 Diale, O (Ompile) 4 3.0 3 0 1 75.0 929.5 212.5 1142.0 View list
3 109083250 Byliefeldt, L (Leroux) 3 2.0 2 0 1 66.7 1147.9 141.7 1289.6 View list
4 208078409 Morake, O (Orefile) 3 1.0 1 0 2 33.3 969.8 -141.7 828.1 View list
5 108087734 Mostert, GS (Gideon) 3 1.0 1 0 2 33.3 753.0 -141.7 611.3 View list
6 108069098 Nke, RB (Rebaone) 3 0.0 0 0 3 0.0 729.8 -425.0 304.8 View list
7 108065178 Van Der Walt, JHT (Jean Hendrik T) 3 0.0 0 0 3 0.0 961.5 -425.0 536.5 View list
8 208075120 De Beer, L (Leanese) 2 2.0 2 0 0 100.0 760.6 425.0 1185.6 View list
9 107055197 De Jager, P (Pieter) 2 2.0 2 0 0 100.0 896.0 425.0 1321.0 View list
10 1090115774 Redelinghuys, G (Giano) 2 2.0 2 0 0 100.0 1179.9 425.0 1604.9 View list
11 108068833 Sera, G (Galaletsang) 2 2.0 2 0 0 100.0 1175.4 425.0 1600.4 View list
12 108086552 Krog, J (Juhann) 2 1.0 1 0 1 50.0 887.1 0.0 887.1 View list
13 109083234 Marx, HB (Heinrich) 2 1.0 1 0 1 50.0 1027.5 0.0 1027.5 View list
14 109075158 Vosloo, T (Tiaan) 2 1.0 1 0 1 50.0 768.6 0.0 768.6 View list
15 108086541 Louw, R (Raynor) 2 0.0 0 0 2 0.0 746.7 -425.0 321.7 View list
16 108069747 Melville, J (Jason) 2 0.0 0 0 2 0.0 857.8 -425.0 432.8 View list
17 208079722 Myaka, S (Silungile) 2 0.0 0 0 2 0.0 959.2 -425.0 534.2 View list
18 108068831 Roos, H (Hannes) 2 0.0 0 0 2 0.0 699.1 -425.0 274.1 View list
19 108068832 Schoeman, C (Charl-Pierre) 2 0.0 0 0 2 0.0 1027.5 -425.0 602.5 View list
20 108072148 Van Heerden, EJ (Ethan Joel) 2 0.0 0 0 2 0.0 959.2 -425.0 534.2 View list